ref: 99bb172e34500445d1969971eb77bff53ac9cb6e
dir: /lib/c/calloc.c/
#include <stdlib.h> #include <string.h> void * calloc(size_t nmemb, size_t size) { size_t nbytes; void *mem; if (!nmemb || !size || nmemb > (size_t)-1/size) return NULL; nbytes = nmemb * size; if ((mem = malloc(nbytes)) == NULL) return NULL; return memset(mem, 0, nbytes); }